How do I practice coding and algorithm questions?

Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

What difficulty level is this coding question?

This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Meta.

What role is this question designed for?

This question is commonly asked for Software Engineer candidates at Meta during technical interviews.

Solve Tree Diameter and Palindromic Counts

Quick Overview

This two-problem prompt evaluates proficiency in tree algorithms and recursion for computing longest paths in binary trees, along with string processing and palindromic substring enumeration that involve pattern recognition and algorithmic optimization.

medium
Meta
Coding & Algorithms
Software Engineer

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